Inside-out heat sink



FIG. 1 is a perspective view illustrating the top, front and right side of a design for the inside out heat sink;

FIG. 2 is a top plan view thereof;

FIG. 3 is right side elevational view thereof, with the opposite side being a mirror image;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof. 

I claim the ornamental design for an inside-out heat sink, as shown and described. 